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Rotating Bullet Bill Cannon (241, rev. 4)
By  Hiccup on 03-22-14, 11:28 am
Category 'Uncategorized', known, fully documented
First checkboxes are bottom cannons.
Data files:
• /enemy/killer.nsmbd
Sprite fields:
Slower firepower: checkbox at nybble 4 with mask 1
Height: value at nybble 7. Height is 1 + (nybble7 mod 8)
Empty Spots: binary editor at nybble 8-9. individual bits indicate empty spots
Cannons to flip: binary editor at nybble 10-11. individual bits indicate flipped cannons
Rotating Bullet Bill Cannon (241, rev. 5)
By  Hiccup on 03-29-14, 11:43 am
Category 'Enemies - Castle', known, fully documented
First checkboxes are bottom cannons.
Data files:
• /enemy/killer.nsmbd
Sprite fields:
Slower firepower: checkbox at nybble 4 with mask 1
Height: value at nybble 7. Height is 1 + (nybble7 mod 8)
Empty Spots: binary editor at nybble 8-9. individual bits indicate empty spots
Cannons to flip: binary editor at nybble 10-11. individual bits indicate flipped cannons